ControlPaint.CreateHBitmapTransparencyMask Method

Creates a color mask for the specified bitmap that indicates which color should be displayed as transparent.

Namespace: System.Windows.Forms
Assembly: System.Windows.Forms (in system.windows.forms.dll)

public static IntPtr CreateHBitmapTransparencyMask (
	Bitmap bitmap
)
public static IntPtr CreateHBitmapTransparencyMask (
	Bitmap bitmap
)
public static function CreateHBitmapTransparencyMask (
	bitmap : Bitmap
) : IntPtr
Not applicable.

Parameters

bitmap

The Bitmap to create the transparency mask for.

Return Value

The handle to the Bitmap mask.

You are responsible for de-allocating the bitmap.

Windows 98, Windows Server 2000 SP4, Windows CE, Windows Millennium Edition, Windows Mobile for Pocket PC, Windows Mobile for Smartphone, Windows Server 2003, Windows XP Media Center Edition, Windows XP Professional x64 Edition, Windows XP SP2, Windows XP Starter Edition

The Microsoft .NET Framework 3.0 is supported on Windows Vista, Microsoft Windows XP SP2, and Windows Server 2003 SP1.

.NET Framework

Supported in: 3.0, 2.0, 1.1, 1.0

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